Earphone



FIG. 1 is a front and left side perspective view of an earphone showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a left side elevational view thereof.

The broken lines immediately adjacent the shaded areas represent a structure that is not part of the claimed design to show an environment in which the design is associated, and all other broken lines are also directed to the environment and are for illustrative purposes only; all the broken lines form no part of the claimed design. 

CLAIM The ornamental design for an earphone, as shown and described. 